I ought to derail you ought to derail he ought to derail we ought to derail you ought to derail they ought to derail
V-ing form
I ought to be derailing you ought to be derailing he ought to be derailing we ought to be derailing you ought to be derailing they ought to be derailing
Perfect
I ought to have derailed you ought to have derailed he ought to have derailed we ought to have derailed you ought to have derailed they ought to have derailed
V-ing perfect
I ought to have been derailing you ought to have been derailing he ought to have been derailing we ought to have been derailing you ought to have been derailing they ought to have been derailing
Negation
Simple form
I ought not to derail you ought not to derail he ought not to derail we ought not to derail you ought not to derail they ought not to derail
V-ing form
I ought not to derailing you ought not to derailing he ought not to derailing we ought not to derailing you ought not to derailing they ought not to derailing
Perfect
I ought not to have derailed you ought not to have derailed he ought not to have derailed we ought not to have derailed you ought not to have derailed they ought not to have derailed
V-ing perfect
I ought not to have been derailing you ought not to have been derailing he ought not to have been derailing we ought not to have been derailing you ought not to have been derailing they ought not to have been derailing
Interrogative form
Simple form
ought to I derail? ought to you derail? ought to he derail? ought to we derail? ought to you derail? ought to they derail?
V-ing form
ought to I be derailing? ought to you be derailing? ought to he be derailing? ought to we be derailing? ought to you be derailing? ought to they be derailing?
Perfect
ought to I have derailed? ought to you have derailed? ought to he have derailed? ought to we have derailed? ought to you have derailed? ought to they have derailed?
V-ing perfect
ought to I have been derailing? ought to you have been derailing? ought to he have been derailing? ought to we have been derailing? ought to you have been derailing? ought to they have been derailing?
Interro-negative form
Simple form
ought I not to derail? ought you not to derail? ought he not to derail? ought we not to derail? ought you not to derail? ought they not to derail?
V-ing form
ought I not to be derailing? ought you not to be derailing? ought he not to be derailing? ought we not to be derailing? ought you not to be derailing? ought they not to be derailing?
Perfect
ought I not to have derailed? ought you not to have derailed? ought he not to have derailed? ought we not to have derailed? ought you not to have derailed? ought they not to have derailed?
V-ing perfect
ought I not to have been derailing? ought you not to have been derailing? ought he not to have been derailing? ought we not to have been derailing? ought you not to have been derailing? ought they not to have been derailing?